11304333013 has 4 divisors (see below), whose sum is σ = 11304875628. Its totient is φ = 11303790400.

The previous prime is 11304332987. The next prime is 11304333031. The reversal of 11304333013 is 31033340311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10094823729 + 1209509284 = 100473^2 + 34778^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11304333013 is a prime.

It is a super-3 number, since 3×11304333013³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11304331013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238756 + ... + 282157.

It is an arithmetic number, because the mean of its divisors is an integer number (2826218907).

Almost surely, 2^11304333013 is an apocalyptic number.

It is an amenable number.

11304333013 is a deficient number, since it is larger than the sum of its proper divisors (542615).

11304333013 is an equidigital number, since it uses as much as digits as its factorization.

11304333013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542614.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 11304333013 its reverse (31033340311), we get a palindrome (42337673324).

The spelling of 11304333013 in words is "eleven billion, three hundred four million, three hundred thirty-three thousand, thirteen".